[sdiy] "AVR synthesizer"

Jaroslaw Ziembicki aon.912230836 at aon.at
Mon Feb 21 23:09:13 CET 2005


Hi, Antti,

> >> SVFs are problematic in digital domain. To guarantee stability at zero
> >> resonance, you need to use 4x oversampling or limit the cutoff to 5khz
> >> (assuming 44khz samplerate).
> > Antti, I believe it depends on how good the "digital integrators" are.
> 
> No. The stability problems of SVF are well known. See for example
> http://vellocet.com/dsp/svf/svf-stability.html

Thanks for the advice, Antti. I'm going to have a closer look to my
digital implementation of a SVF.

Regards, Jarek




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